Roller wheel



FIG. 1 is a perspective view of a roller wheel showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view, with the bottom being a mirror image thereof; and,

FIG. 5 is a left elevational view, with the opposite side being a mirror image thereof. 

The ornamental design for a roller wheel, as shown and described. 